package com.atguigu.gulimall.ware.config;

import org.springframework.amqp.core.*;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.amqp.rabbit.connection.CorrelationData;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import javax.annotation.PostConstruct;
import javax.annotation.Resource;
import java.util.HashMap;
import java.util.Map;

/**
 * @Author baiWT
 * @Description
 * @Date 2022/4/7 23:32
 **/
@Configuration
public class MyRabbitConfig {

    @Resource
    private RabbitTemplate rabbitTemplate;

    @Bean
    public MessageConverter messageConverter(){
        return new Jackson2JsonMessageConverter();
    }

    @Bean
    public Exchange stockEventExchange(){
        return new TopicExchange("stock-event-exchange",true,false);
    }

    @Bean
    public Queue stockReleaseStockQueue(){
        return new Queue("stock.release.stock.queue",true,false,false);
    }

    @Bean
    public Queue stockDelayQueue(){
        Map<String, Object> arguments = new HashMap<>();
        arguments.put("x-dead-letter-exchange", "stock-event-exchange");
        arguments.put("x-dead-letter-routing-key", "stock.release");
        arguments.put("x-message-ttl", 120000);
        return new Queue("stock.delay.queue",true,false,false,arguments);
    }

    @Bean
    public Binding stockReleaseBinding(){
        return new Binding("stock.release.stock.queue",
                Binding.DestinationType.QUEUE,
                "stock-event-exchange",
                "stock.release.#",
                null);
    }

    @Bean
    public Binding stockLockedBinding(){
        return new Binding("stock.delay.queue",
                Binding.DestinationType.QUEUE,
                "stock-event-exchange",
                "stock.locked",
                null);
    }

//    @PostConstruct//MyRabbitConfig对象创建完毕后，执行这个方法
//    public void initRabbitTemplate(){
//        //设置确认回调
//        rabbitTemplate.setConfirmCallback(new RabbitTemplate.ConfirmCallback() {
//            /**
//             * 只要消息抵达broker就ack=true
//             * @param correlationData 当前消息的唯一关联数据
//             * @param b 消息是否成功接受
//             * @param s 失败的原因
//             */
//            @Override
//            public void confirm(CorrelationData correlationData, boolean b, String s) {
//                System.out.println("correlationData==>["+correlationData+"]==>b==>["+b+"]==>s==>["+s+"]");
//            }
//        });
//
//        //设置消息抵达队列确认回调
//        rabbitTemplate.setReturnCallback(new RabbitTemplate.ReturnCallback() {
//            /**
//             * 只要消息抵达队列的确认回调
//             * @param message
//             * @param i
//             * @param s
//             * @param s1
//             * @param s2
//             */
//            @Override
//            public void returnedMessage(Message message, int i, String s, String s1, String s2) {
//                System.out.println("message==>["+message+"]==>回复状态码==>["+i+"]==>回复文本内容==>["+s+"]==>交换机名称==>["+s1+"]==>路由🗡==>["+s2+"]");
//            }
//        });
//    }
}
